Recall that amazon is technically performing two tests simultaneously, each measuring a different outcome: ordered product sales (ops) and total units ordered (units). what would be the null hypotheses and the alternative hypotheses for the arrow design a/b test?

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range